This item was received from someone else. Unused. Includes a storage bag. Material: Stainless steel Use: Coffee/Tea Type: Straw Material and Technology: Food-grade stainless steel, repeatedly polished surface, product weight is approximately 0.063 pounds, excellent feel, a perfect metal straw. Advantages: The new generation of metal straws adopts a filter mesh design, preventing residue from being sucked into the mouth. This eliminates the need for additional filtration, especially for hand-ground coffee enthusiasts. Multi-functional Use: These metal straws look equally beautiful in cocktails and smoothies, adding fun to parties, suitable for family gatherings, girls' nights, cocktail parties, picnics, boating, etc. Ideal for outdoor use such as family gatherings, picnics, hiking, travel, and the office.